Marine dock storage locker



FIG. 1 is a perspective view of a marine dock storage locker showing my new design;

FIG. 2 is a left-side elevational view.

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear-elevational view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a marine dock storage locker, as shown. 